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Finding the Fourth Proportional to 62,249.44, 85,900.78 and 35,388.20

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Solution

The fourth proportional to 62,249.44, 85,900.78 and 35,388.20 is: 48,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,249.44 : 85,900.78 = 35,388.20 : x
  2. Step 2: Convert to fraction form
    62,249.44/85,900.78 = 35,388.20/x
  3. Step 3: Cross multiply
    62,249.44x = 85,900.78 × 35,388.20
  4. Step 4: Simplify right side
    62,249.44x = 3,039,873,982.80
  5. Step 5: Solve for x
    x = 3,039,873,982.80/62,249.44
  6. Step 6: Final answer
    x = 48,833.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.